[
    {
      "name": "张三",
      "age": 18,
      "address": "北京市海淀区"
    },
    {
      "name": "李四",
      "age": 20,
      "address": "上海市浦东新区"
    },
    {
      "name": "王五",
      "age": 22,
      "address": "广州市天河区"
    },
    {
      "name": "赵六",
      "age": 19,
      "address": "深圳市南山区"
    },
    {
      "name": "钱七",
      "age": 21,
      "address": "杭州市西湖区"
    }
  ]
  